if(ENABLE_GITEE)
    set(REQ_URL "https://gitee.com/mirrors/OpenCL-Headers/repository/archive/v2020.12.18.tar.gz")
    set(MD5 "34e4ec0a23aaa7960523a0ab4853b647")
    set(PKG_GIT_TAG "")
    __download_pkg_with_git(OpenCL-Headers ${REQ_URL} ${PKG_GIT_TAG} ${MD5})
    set(REQ_URL "https://gitee.com/mirrors/OpenCL-CLHPP/repository/archive/v2.0.12.tar.gz")
    set(MD5 "7a07baf1c9776e40e93abaf8f4ac2859")
    set(PKG_GIT_TAG "")
    __download_pkg_with_git(OpenCL-CLHPP ${REQ_URL} ${PKG_GIT_TAG} ${MD5})
else()
    set(REQ_URL "https://github.com/KhronosGroup/OpenCL-Headers/archive/v2020.12.18.tar.gz")
    set(MD5 "ea0296fb79951f43082b742234f26c9a")
    __download_pkg(OpenCL-Headers ${REQ_URL} ${MD5})
    set(REQ_URL "https://github.com/KhronosGroup/OpenCL-CLHPP/archive/v2.0.12.tar.gz")
    set(MD5 "bd00fca8f861b3b65660d719f00a58dd")
    __download_pkg(OpenCL-CLHPP ${REQ_URL} ${MD5})
endif()

function(gene_opencl CL_SRC_DIR)
    message(STATUS "**********gene opencl********* cl path: " "${CL_SRC_DIR}")
    if(NOT EXISTS ${CL_SRC_DIR})
        return()
    endif()
    file(GLOB_RECURSE CL_LIST ${CL_SRC_DIR}/*.cl)
    foreach(file_path ${CL_LIST})
        file(REMOVE ${file_path}.inc)
        string(REGEX REPLACE ".+/(.+)\\..*" "\\1" kernel_name "${file_path}")
        set(inc_file_ex "${file_path}.inc")
        execute_process(
                COMMAND bash -c "sed 's/\\\\/\\\\\\\\/g' "
                COMMAND bash -c "sed 's/\\\"/\\\\\\\"/g' "
                COMMAND bash -c "sed 's/$/\\\\n\\\" \\\\/' "
                COMMAND bash -c "sed 's/^/\\\"/' "
                WORKING_DIRECTORY ${CL_SRC_DIR}
                INPUT_FILE ${file_path}
                OUTPUT_FILE ${inc_file_ex}
                RESULT_VARIABLE RESULT)
        if(NOT RESULT EQUAL "0")
            message(FATAL_ERROR "error! when generate ${inc_file_ex}")
        endif()
        __exec_cmd(COMMAND sed -i "1i\\static const char *${kernel_name}_source =\\\"\\\\n\\\" \\\\"
          ${inc_file_ex} WORKING_DIRECTORY ${CL_SRC_DIR})
        __exec_cmd(COMMAND sed -i "$a\\\\\;" ${inc_file_ex} WORKING_DIRECTORY ${CL_SRC_DIR})
    endforeach()
endfunction()